|http:response-header-value name response||[Function]|
Return one header value associated with the given header name in the response. Only the first value associated with the header name is returned. The name should have already been canonicalised to lower case.
|(setf (http:response-header-value name response) value)||[Function]|
Setf the response header value associated with the given name. If there are already values associated with the header in the response then they are firstly removed. The name should have already been canonicalised to lower case. Note that the response objects are considered immutable by the server and should not be modified when received from, or after passing to, the server or client.